SELECT 
  cscart_categories.*, 
  cscart_category_descriptions.*, 
  cscart_seo_names.name as seo_name, 
  cscart_seo_names.path as seo_path 
FROM 
  cscart_categories 
  LEFT JOIN cscart_category_descriptions ON cscart_category_descriptions.category_id = cscart_categories.category_id 
  AND cscart_category_descriptions.lang_code = 'en' 
  LEFT JOIN cscart_seo_names ON cscart_seo_names.object_id = 518 
  AND cscart_seo_names.type = 'c' 
  AND cscart_seo_names.dispatch = '' 
  AND cscart_seo_names.lang_code = 'en' 
  AND cscart_seo_names.company_id = cscart_categories.company_id 
WHERE 
  cscart_categories.category_id = 518 
  AND (
    cscart_categories.usergroup_ids = '' 
    OR FIND_IN_SET(
      0, cscart_categories.usergroup_ids
    ) 
    OR FIND_IN_SET(
      1, cscart_categories.usergroup_ids
    )
  ) 
  AND cscart_categories.company_id = 2

Query time 0.00060

Explain
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE cscart_categories const PRIMARY,c_status,p_category_id,idx_category_id PRIMARY 3 const 1
1 SIMPLE cscart_category_descriptions const PRIMARY PRIMARY 9 const,const 1
1 SIMPLE cscart_seo_names const PRIMARY,dispatch PRIMARY 210 const,const,const,const,const 1

Result

category_id parent_id id_path level company_id usergroup_ids status product_count position timestamp size_chart_id is_op localization age_verification age_limit parent_age_verification parent_age_limit selected_views default_view product_details_view product_columns is_trash staff_notes action lang_code category description meta_keywords meta_description page_title age_warning_message custom_header seo_name seo_path
518 280 257/280/518 3 2 0 A 8 7 1386198000 0 N N 0 N 0 default 0 N en Gypsum plasters gypsum plaster, tile adhesive, flexible tile adhesive, cement plaster, glue for tiles, screeds, cement floor, self-levelling floor, adhesive for OSB, ATLAS, KNAUF, waterproof, damp proof, swimming pool, bathroom, terrace, shower, gypsum finishing coat ✓finishing interior walls and ceilings ✓gypsum plasters ✓primers ✓gypsum finish ✓extremaly even and smooth walls' surface Gypsum plasters for interior walls | byggbay.se gypsum-plasters 257/280